The so-called "pre-retcon Beyonder" is sometimes mistakenly called omnipotent, but he is not. A quick search brought me three scans that prove this.
First: This scan refers to him as "near-omnipotent," and displays the non-omnipotent Molecule Man matching him.
Second: This scan clearly conveys that his power can be reduced.
Third: This scan tells us of his limited power.
Aside from these, there is the fact that Dr. Doom stole his powers in Secret Wars I, and more importantly, the lack of proof that he was omnipotent in the first place.Read more >